[Amps] Audio BW -- Please just let us operate!!

[Dale J.]

The worst spectrum hogs are those that overdrive their amps and AM with 
modified speech amps.  The splatter is awful.

Dale


On Aug 27, 2004, at 7:36, Steven Grant, W4IIV wrote:

> hey Joe
>
> the issue is not the bassiness itself, the issue is that bass uses up 
> so much power.
> i cannot copy a bass boosted signal at S-9
> the op has to boost his high end so his "audience" can copy him, so in 
> this case we have 2 issues: 1) splatter caused by all that bass  2) 
> increased hi frequency components that do make the signal wide
>
> steven    W4IIV
>
> Joe Isabella <n3ji at yahoo.com> wrote:
> I decided to break this out separately because I've heard this same 
> story over and over and over
> again. Anyone running some extended low-end content is "wide". I 
> already stated this before, but
> "bassiness" does not = wide bandwidth. If any of you don't understand 
> that the higher frequencies
> (in a properly adjusted transmitter) are the only way that a signal is 
> "wideband", and that highly
> compressed, overdriven audio (often heard during contest periods or 
> DX-peditions) can be twice as
> wide a 6k SSB signal, then I suggest you go back and study radio 
> theory. Don't make comments
> without ID'ing, or make gross noises during my QSO -- I may very well 
> be running 3k audio with
> some enhanced low frequency content, not any wider than you. My EQ 
> settings (which are stored in
> memories) and my rig's TX BW setting compliment each other. I don't 
> try to cram "10lbs. of audio
> in a 5lb. radio", as many of you think. What can be accomplished with 
> a little patience and some
> experimentation is truly outstanding audio that's narrower than 
> "overdriven contest audio", even
> if you only run 3kHz. I typically run a little more than that (about 
> 3.2), and I will continue to
> do so (try and measure it over the air -- I think you'll find it 
> difficult). I have spent less on
> my audio gear (about $400) than many of you spent on a couple mics. I 
> can mimic Heil's HC-4,
> HC-5, or Goldline with a flick of an EQ setting, and still ends up 
> sounding much better due to the
> external adjustable compression, downward expander, and customized 
> EQ'ing.
>
> Oh and BTW, I haven't even TOUCHED my rig as far as modifications. The 
> audio isn't going directly
> to a "balanced modulator", it enters the rig and follows the same path 
> it would if I just plugged
> a mic into it (straight into the audio CODEC, via a couple audio 
> pre-amps). So don't give me that
> garbage about "hacked rigs" or "ripped out filters". That's another 
> myth.
>
> I'm on vacation in the Keys -- just got here today. Sorry to stir the 
> pot like this, but I just
> can't stand to see inaccurate information and obviously emotional 
> opinions without substantiation
> go unanswered. You got spectral plots (from a *REAL* spectrum 
> analyzer, not these garbage
> "bandscopes"), show me -- if not, you're trying to push up a rope. You 
> won't hear from me for a
> few days. Have a great weekend!! Now, where's my beer...
>
> Buenos Nachos!! :-)
> Joe,
> N3JI
>
>
>
>
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>
> STEVEN GRANT    W4IIV
> 		
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